Home / 39,122.65-58,669.24-14,156.53

Finding the Fourth Proportional to 39,122.65, 58,669.24 and 14,156.53

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Solution

The fourth proportional to 39,122.65, 58,669.24 and 14,156.53 is: 21,229.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,122.65 : 58,669.24 = 14,156.53 : x
  2. Step 2: Convert to fraction form
    39,122.65/58,669.24 = 14,156.53/x
  3. Step 3: Cross multiply
    39,122.65x = 58,669.24 × 14,156.53
  4. Step 4: Simplify right side
    39,122.65x = 830,552,492.01
  5. Step 5: Solve for x
    x = 830,552,492.01/39,122.65
  6. Step 6: Final answer
    x = 21,229.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.